She has pointy hair and a knee length dress. Her outfit and gem shape resemble Aquamarine's while her body type, especially her nose and slender stature, resembles that of a Pearl.

Sky Blue

Tear Drop; Chest

Her hair and gemstone placement are similar to that of Yellow Diamond. However, her dress, gem cut, and color in the picture are different. She also resembles an unknown Gem that appeared in "Cheeseburger Backpack". Her hair and dress resembles the "Cat Ear" variety of Jades.

Deep Blue

Tear Drop; Back

Her body, hair, outfit, gemstone, and gemstone placement are extremely similar to that of Lapis Lazuli, presumably being of the same Gem type or the exact same gem as Lapis Lazuli.

Blue

Unknown

She has a broken knee length dress. Details about her body, hair, and gemstone are unknown.

Cerulean

Rectangle; Collar

She has poofy hair in a bun, and she is wearing a dress. She is very similar to another unknown Gem that appeared in "Cheeseburger Backpack".

Her hair resembles an upside-down comma, similar to that of the defending Zircon. She also has the same shaped gemstone

Burgundy

Rhombus; Right Eye

Her body, hair and gemstone shape are extremely similar to that of a quartz, more specifically Jasper.

Pink

Rhombus; Right Eye

Her body, hair and gemstone shape are extremely similar to that of a quartz, more specifically Jasper.

Burgundy

Circle; Chest

She is bald and very bulky, muscular, and large. She was poofed by Pearl. Her gemstone is rounded, and her shape and physique bear resemblance to Watermelon Tourmaline.

Hot Pink

Circle; Chest

She is bald and very bulky, muscular, and large. She was poofed by Pearl. Her gemstone is rounded, and her shape and physique bear resemblance to Watermelon Tourmaline.

Carnation Pink

Circle; Chest

Her hair is in a pointed "swoop", and she is wearing a robe.

Lavender

Unknown

Her hair is similar to that of Padparadscha and is the only Gem whose silhouette does not contain defined hips and hands. Her gemstone's shape and location are currently unknown.

Mauve

Oval; Left Elbow

She has hair pointed to the left and a muscular build (somewhat similar to that of a Quartz). Her hair, however, is very short.

Salmon

Oval; Chest

She has hair in two buns. Her body shape is similar to that of Hessonite.

Lavender

Triangle; Chest

Her hair is similar to Holly Blue Agate and is wearing a floor length dress. This gem bears an extreme resemblance, in both body shape, gem shape and gem position, with the "Twisted-Bun" variety of Jades seen at the Era 3 Ball in "Together Alone".

Additionally, Bismuth mentions "other Crystal Gems" who appear to be her close friends – "Biggs", "Snowflake", and "Crazy Lace". While unknown at the time, these were later confirmed to be Biggs Jasper, Snowflake Obsidian, and Crazy Lace Agate.

When Steven is adjusting the Roaming Eye's form calibration system for the Crystal Gems, a small type of Gem, possibly a Pebble, Aquamarine or gems of the Earth and Heaven Beetle type, can briefly be seen on the panel, which subsequently alters the Crystal Gems' forms to be small.

Also, a large type of Gem, presumably a Quartz, Topaz, Bismuth, Obsidian, or Tourmaline can be seen.

Various pieces of old statues can be seen at the beginning of the episode. One appears to be a fusion of two unknown Gems, with a large head of an unknown gem statue can be seen in the distance behind it. Another head of a large statue has a gemstone with the same cut as a Rose Quartz's on its forehead.

A group of sixty-seven elite Citrines is mentioned by Emerald to have guarded her fastest ship, the Sun Incinerator, on the docking bay of the planet Klavius 7. Lars and the Off Colors are able to successfully sneak past all of the guards in order to steal the ship. Emerald also mentions that one of the crimes Lars and the Off Colors are accused of is impersonating imperial officers in a cosmic jubilee. While pursuing the Off Colors in her Destiny Destroyer, Emerald commands her crew, who remain offscreen, to fire on the Sun Incinerator's nova thrusters.

In Stevonnie's dream, the name shown on Dr. Maheswaran (who represents Yellow Diamond in the dream)'s phone is Nephrite-XJ Cut-763. She seems to have been reluctant to begin colonizing the planet due to the presence of organic life, causing Yellow Diamond to demand her to do her job, threatening to shatter her and her crew herself otherwise. According to the silhouette on the phone, she has spiky hair.

Yellow Diamond also attempts to contact the leader of the fleet, however, Pink Diamond interrupts her, so the leader's name and appearance are never shown.

While Steven is in Pearl's gemstone, he presumably discovered her memories of the abandoned Gem Battlefield the second Pearl sent him to. There when he fell, he saw gemstones of inactive Gems in the sand. Later in the scene when Steven comes back from Pearl's gemstone, there are many Gems that witnessed Pink Diamond's shattering. In a following scene, there is a flail-wielding white Gem that Garnet poofs, and a Gem with a sword that Pearl fights.

Gemstones of inactive Gems in the sand, who were defeated in the Rebellion.

Upon the arrival of Pink Diamond's ship, many Gems are seen cheering for the Diamonds. Among the Gems seen in the close-up of the crowd are a group of tall green Gems (possibly Peridots or a related type of gem) a group of short pink Gems, a group of pale blue Gems, and a group of flying Aquamarines.

Various unknown Gems and Aquamarines cheering for the Diamonds

An unidentified tall green Gem type, these Gems are possibly related to Peridots, or could be a variety of Garnet

Yellow Diamond is mentioned to be checking up on Citrine production reports.

Blue Diamond mentions that Pink Diamond used to call a batch of Pyrite "Fool's Gold".

There are several polygonal yellow Sentient Walls, which appear to be powered by an unidentified yellow type of Gem that possesses rhomboidal gemstones. They to make up the wall in the hallway leading to Yellow Diamond's Extraction Chamber. They all have a rhombus-shaped yellow gemstone imprisoned at the top of the wall. The opposite side of the hallway appears to contain no imprisoned Gems, as the gemstone slot is empty and the walls lack faces or arms.

There are also several statues making up part of the entryway to Blue Diamond's pool chamber. One statue appears to have the capability to blink, confirming the gemstone embedded in the statue's forehead to be that of a living Gem.

There are two green statue-like structures, appearing to be Gems imprisoned in objects, each with a disco ball inside of their cage-like bodies and two large outstretched hands. The gemstones powering these devices cannot be seen.

In Steven's dream flashback, Blue Diamond mentions a Kyanite colony. The silhouettes of unknown Gems can be seen surrounding and staring at Steven during his dream. Inside Yellow Diamond's bubble chamber, there are a number of unknown bubbled cluster gems. There are also yellow Sentient Bridges (presumably Gem-powered objects) seen leading to Yellow Diamond's bubble chamber and on the bridge Yellow and Blue Diamond land on during their fight.

During the broadcast of Steven's message many unidentified Gems are gathered in a crowd at the Diamond Palace.
On an unknown planet several unidentified Gems can be seen viewing the message on a beach including two gems resembling the Heaven and Earth Beetles and a Peridot.

On another unknown planet dominated by a large city a group of Gems are watching from a balcony. This group includes two Zircons, a Holly Blue Agate, a presumed Lapis Lazuli, two Topazes, a copy of Jasper, a Ruby, a Pearl and two Peridots.